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Product · D-Link

DNS-340L

56 known vulnerabilities.

DNS-340L at a glance

Last 12 months
30
Critical · all time
8
Exploited · all time
2
Public exploit · all time
4
New vulnerabilities per month · last 12 months
0 10 20 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 20 vulnerabilities Mar April 2026: 2 vulnerabilities May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 1 vulnerability August 2026: 5 vulnerabilities, 5 critical September 2026: 2 vulnerabilities, 2 critical Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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All Critical High Medium Low Exploited only Public exploit

56 results · Feed

  • Critical 9.9
    CVE-2026-85223

    D-Link DNS-340L CGI dropbox.cgi os command injection

    A vulnerability was found in D-Link DNS-340L 1.01B04. Affected by this issue is some unknown functionality of the file /cgi-bin/dropbox.cgi of the component CGI Handler. Performing a manipulation of the argument callback_url/sync_interval results in os comman…

    D-Link DNS-340L Network devices
  • Critical 9.1
    CVE-2026-85222

    D-Link DNS-340L Add-On Center addon_center.cgi os command injection

    A vulnerability has been found in D-Link DNS-340L 1.01B04. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/addon_center.cgi of the component Add-On Center. Such manipulation of the argument f_name/f_url/f_flag/f_login_user lead…

    D-Link DNS-340L Network devices
  • Critical 9.9
    CVE-2026-82692

    D-Link DNS-340L/DNS-345 iscsi_mgr.cgi os command injection

    A vulnerability was found in D-Link DNS-340L and DNS-345 up to 20260717. This affects an unknown part of the file /cgi-bin/iscsi_mgr.cgi. Performing a manipulation of the argument alias/username/password/volume_location results in os command injection. It is …

    D-Link DNS-340L DNS-345 Network devices
  • Critical 9.1
    CVE-2026-82691

    D-Link DNS-320L/DNS-327L/DNS-340L/DNS-345 CGI usb_device.cgi os command injection

    A vulnerability has been found in D-Link DNS-320L, DNS-327L, DNS-340L and DNS-345 up to 20260717. Affected by this issue is some unknown functionality of the file /cgi-bin/usb_device.cgi of the component CGI Handler. Such manipulation of the argument f_ups_ip…

    D-Link DNS-340L DNS-327L DNS-345 Network devices
  • Critical 9.1
    CVE-2026-82690

    D-Link DNS-327L/DNS-340L ve_mgr.cgi os command injection

    A flaw has been found in D-Link DNS-327L and DNS-340L up to 20260717. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/ve_mgr.cgi. This manipulation of the argument f_dev causes os command injection. The attack is possible to be…

    D-Link DNS-340L DNS-327L Network devices
  • Critical 9.9
    CVE-2026-82689

    D-Link DNS-320L/DNS-327L/DNS-340L/DNS-345 ISO Image isomount_mgr.cgi os command injection

    A vulnerability was detected in D-Link DNS-320L, DNS-327L, DNS-340L and DNS-345 up to 20260717. Affected is an unknown function of the file /cgi-bin/isomount_mgr.cgi of the component ISO Image Handler. The manipulation of the argument upIsoRootPath results in…

    D-Link DNS-340L DNS-327L DNS-320L Network devices
  • Critical 9.1
    CVE-2026-82688

    D-Link DNS-340L/DNS-345 Virtual Volume virtual_vol.cgi os command injection

    A security vulnerability has been detected in D-Link DNS-340L and DNS-345 1.01B04/1.03B06/1.04.B02/1.05b04. This impacts an unknown function of the file /cgi-bin/virtual_vol.cgi of the component Virtual Volume Handler. The manipulation of the argument f_share…

    D-Link DNS-340L DNS-345 Network devices
  • Medium 6.3
    CVE-2026-16448

    D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw command injection

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The …

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 5.3
    CVE-2026-5312

    D-Link DNS-1550-04 dsk_mgr.cgi Get_current_raidtype access control

    A weakness has been identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 5.3
    CVE-2026-5311

    D-Link DNS-1550-04 file_center.cgi Webdav_Access_List access control

    A security flaw has been discovered in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 2026…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 4.3
    CVE-2026-5215

    D-Link DNS-1550-04 network_mgr.cgi cgi_get_ipv6 access control

    A vulnerability was identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.8
    CVE-2026-5214

    D-Link DNS-1550-04 account_mgr.cgi cgi_addgroup_get_group_quota_minsize stack-based overflow

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. Impa…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.8
    CVE-2026-5213

    D-Link DNS-1550-04 account_mgr.cgi cgi_adduser_to_session stack-based overflow

    A vulnerability was determined in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.8
    CVE-2026-5212

    D-Link DNS-1550-04 webdav_mgr.cgi Webdav_Upload_File stack-based overflow

    A vulnerability has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.8
    CVE-2026-5211

    D-Link DNS-1550-04 app_mgr.cgi UPnP_AV_Server_Path_Del stack-based overflow

    A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This vul…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.8
    CVE-2026-4214

    D-Link DNS-1550-04 app_mgr.cgi UPnP_AV_Server_Path_Setting stack-based overflow

    A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This iss…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.8
    CVE-2026-4213

    D-Link DNS-1550-04 gui_mgr.cgi cgi_myfavorite_verify stack-based overflow

    A vulnerability was detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. T…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.8
    CVE-2026-4212

    D-Link DNS-1550-04 download_mgr.cgi Downloads_Schedule_Info stack-based overflow

    A security vulnerability has been detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up …

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.8
    CVE-2026-4211

    D-Link DNS-1550-04 local_backup_mgr.cgi Local_Backup_Info stack-based overflow

    A weakness has been identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2026-4210

    D-Link DNS-1550-04 time_machine.cgi cgi_tm_set_share command injection

    A security flaw has been discovered in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 2026…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2026-4209

    D-Link DNS-1550-04 account_mgr.cgi cgi_chg_admin_pw command injection

    A vulnerability was identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2026-4207

    D-Link DNS-1550-04 system_mgr.cgi cgi_ntp_time command injection

    A vulnerability was determined in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2026-4206

    D-Link DNS-1550-04 dsk_mgr.cgi ScanDisk_run_e2fsck command injection

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2026-4205

    D-Link DNS-1550-04 app_mgr.cgi FTP_Server_BlockIP_Del command injection

    A vulnerability has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-327L Network devices
  • Medium 6.3
    CVE-2026-4204

    D-Link DNS-1550-04 gui_mgr.cgi cgi_mycloud_auto_downlaod command injection

    A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The affe…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2026-4203

    D-Link DNS-1550-04 network_mgr.cgi cgi_dhcpd command injection

    A vulnerability was detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. I…

    D-Link DNS-320 DNS-340L DNS-327L Network devices
  • Medium 6.3
    CVE-2026-4197 EPSS 22%

    D-Link DNS-1550-04 download_mgr.cgi RSS_Item_List command injection

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. Affe…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2026-4196

    D-Link DNS-1550-04 remote_backup.cgi cgi_set_rsync_server command injection

    A vulnerability has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205.…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2026-4195

    D-Link DNS-1550-04 wizard_mgr.cgi command injection

    A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This aff…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 7.3
    CVE-2026-4194

    D-Link DNS-1550-04 system_mgr.cgi cgi_set_wto access control

    A vulnerability was detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. T…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 5.3
    CVE-2024-10916

    D-Link DNS-320/DNS-320LW/DNS-325/DNS-340L HTTP GET Request info.xml information disclosure

    A vulnerability classified as problematic has been found in D-Link DNS-320, DNS-320LW, DNS-325 and DNS-340L up to 20241028. This affects an unknown part of the file /xml/info.xml of the component HTTP GET Request Handler. The manipulation leads to information…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.1
    CVE-2024-10915 Public exploit Scanner template EPSS 83%

    D-Link DNS-320/DNS-320LW/DNS-325/DNS-340L account_mgr.cgi cgi_user_add os command injection

    A vulnerability was found in D-Link DNS-320, DNS-320LW, DNS-325 and DNS-340L up to 20241028. It has been rated as critical. Affected by this issue is the function cgi_user_add of the file /cgi-bin/account_mgr.cgi?cmd=cgi_user_add. The manipulation of the argu…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • High 8.1
    CVE-2024-10914 Public exploit Scanner template EPSS 98%

    D-Link DNS-320/DNS-320LW/DNS-325/DNS-340L account_mgr.cgi cgi_user_add os command injection

    A vulnerability was found in D-Link DNS-320, DNS-320LW, DNS-325 and DNS-340L up to 20241028. It has been declared as critical. Affected by this vulnerability is the function cgi_user_add of the file /cgi-bin/account_mgr.cgi?cmd=cgi_user_add. The manipulation …

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2024-8214

    D-Link DNS-1550-04 hd_config.cgi cgi_FMT_Std2R5_2nd_DiskMGR command injection

    A vulnerability classified as critical was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-…

    D-Link DNS-320 DNS-340L DNS-327L Network devices
  • Medium 6.3
    CVE-2024-8213

    D-Link DNS-1550-04 hd_config.cgi cgi_FMT_R12R5_1st_DiskMGR command injection

    A vulnerability classified as critical has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2024-8212

    D-Link DNS-1550-04 hd_config.cgi cgi_FMT_R12R5_2nd_DiskMGR command injection

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20240814. It h…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2024-8211

    D-Link DNS-1550-04 hd_config.cgi cgi_FMT_Std2R1_DiskMGR command injection

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20240814. It h…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2024-8210

    D-Link DNS-1550-04 hd_config.cgi sprintf command injection

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20240814. It h…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2024-8134

    D-Link DNS-1550-04 HTTP POST Request hd_config.cgi cgi_FMT_Std2R5_1st_DiskMGR command injection

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20240814. It h…

    D-Link DNS-320 DNS-340L DNS-325 Network devices
  • Medium 6.3
    CVE-2024-8133

    D-Link DNS-1550-04 HTTP POST Request hd_config.cgi cgi_FMT_R5_SpareDsk_DiskMGR command injection

    A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20240814. It h…

    D-Link DNS-320 DNS-340L DNS-325 Network devices